.Z80
BDOS	EQU	5
START:	LD	HL,40H
	LD	B,3
L1:	LD	A,M
	RRA
	RRA	
	RRA
	RRA
	AND	0FH
	OR	30H
	CALL	OUT
	LD	A,M
	INC	HL
	AND	0FH
	OR	30H
	CALL	OUT
	LD	A,':'
	CALL	OUT
	DJNZ	L1
	LD	A,7FH
;
OUT:	PUSH	HL
	PUSH	BC
	LD	E,A
	LD	C,2
	CALL	5
	POP	BC
	POP	HL
	RET
;
	END